/// <summary>
        /// This is called when the game should draw itself.
        /// </summary>
        /// <param name="gameTime">Provides a snapshot of timing values.</param>
        protected override void Draw(GameTime gameTime)
        {
            GraphicsDevice.Clear(Color.CornflowerBlue);

            // TODO: Add your drawing code here

            RasterizerState rs = new RasterizerState();

            rs.CullMode = CullMode.None;
            rs.FillMode = FillMode.Solid;
            GraphicsDevice.RasterizerState = rs;

            GraphicsDevice.BlendState        = BlendState.Opaque;
            GraphicsDevice.DepthStencilState = DepthStencilState.Default;

            _world.Draw();

            DebugLog.Draw(spriteBatch);



            base.Draw(gameTime);
        }